A generator engine is tested under four operating conditions.
| Test | Sulfur in the fuel | Oxygen supply | Temperature inside the engine |
|---|---|---|---|
| A | present | plentiful | high |
| B | absent | limited | high |
| C | absent | plentiful | high |
| D | absent | plentiful | low |
In which test would oxides of nitrogen be formed while carbon monoxide, soot and sulfur dioxide would not be expected?
Test B
Test D
Test C
Test A
102 exam-style questions on AQA GCSE Chemistry 9.3 Common atmospheric pollutants and their sources, covering 9.3.1 Atmospheric pollutants from fuels and 9.3.2 Properties and effects of atmospheric pollutants. Each one has a worked solution and a mark scheme showing where the marks go.